/* Copyright 2011 Gilberto Pacheco Gallegos.
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use
 * this file except in compliance with the License. You may obtain a copy of the
 * License at
 *     http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software distributed
 * under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
 * CONDITIONS OF ANY KIND, either express or implied. See the License for the specific
 * language governing permissions and limitations under the License.  */
package net.ramptors.dominiobd.server;

import com.google.gwt.user.server.rpc.RemoteServiceServlet;

import java.security.Principal;
import javax.servlet.http.HttpServletRequest;
import net.ramptors.dominiobd.client.ServicioSesion;

/**
 *
 * @author Gilberto Pacheco Gallegos
 */
public class ServicioSesionImpl extends RemoteServiceServlet
    implements ServicioSesion {
  public String getUsuario() {
    final HttpServletRequest request = getThreadLocalRequest();
    final Principal principal = request.getUserPrincipal();
    final String usuario = principal == null ? null : principal.getName();
    return usuario;
  }
}